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LC717A10PJ-AH
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LC717A10PJ-AH

Product Overview

Category: Integrated Circuit (IC)

Use: Capacitive touch sensor controller

Characteristics: - High sensitivity - Low power consumption - Compact size - Easy integration into various devices

Package: 16-pin plastic molded package

Essence: The LC717A10PJ-AH is a capacitive touch sensor controller designed to detect touch inputs on various surfaces.

Packaging/Quantity: Available in reels of 2,500 units per reel.

Specifications

  • Operating Voltage: 1.8V - 3.6V
  • Operating Temperature Range: -40°C to +85°C
  • Interface: I2C
  • Number of Channels: 10
  • Sensing Method: Self-capacitance
  • Sensing Area Size: 5mm x 5mm per channel
  • Sampling Rate: Up to 1000 Hz
  • Noise Immunity: Excellent noise immunity with built-in digital filters

Detailed Pin Configuration

The LC717A10PJ-AH has a total of 16 pins. The pin configuration is as follows:

  1. VDD: Power supply voltage
  2. GND: Ground
  3. SDA: I2C data line
  4. SCL: I2C clock line
  5. INT: Interrupt output
  6. CH0: Touch sensing channel 0
  7. CH1: Touch sensing channel 1
  8. CH2: Touch sensing channel 2
  9. CH3: Touch sensing channel 3
  10. CH4: Touch sensing channel 4
  11. CH5: Touch sensing channel 5
  12. CH6: Touch sensing channel 6
  13. CH7: Touch sensing channel 7
  14. CH8: Touch sensing channel 8
  15. CH9: Touch sensing channel 9
  16. NC: No connection

Functional Features

  • High sensitivity touch detection
  • Supports multi-touch functionality
  • Built-in digital filters for noise immunity
  • Low power consumption for extended battery life
  • Flexible configuration options through I2C interface
  • Wide operating voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - High sensitivity allows for accurate touch detection - Compact size enables easy integration into small devices - Excellent noise immunity ensures reliable performance - Low power consumption prolongs battery life - Multi-touch support enhances user experience

Disadvantages: - Limited number of touch sensing channels (10 in total) - Requires external microcontroller for complete system implementation

Working Principles

The LC717A10PJ-AH utilizes self-capacitance sensing method to detect touch inputs. When a conductive object, such as a finger, approaches the sensing area, it causes a change in capacitance. The controller measures this change and converts it into a digital signal. By analyzing the digital signals from multiple channels, the controller determines the position and intensity of the touch input.

Detailed Application Field Plans

The LC717A10PJ-AH is suitable for a wide range of applications including: - Consumer electronics (smartphones, tablets, remote controls) - Home appliances (touch panels for kitchen appliances, air conditioners) - Automotive (infotainment systems, steering wheel controls) - Industrial equipment (control panels, human-machine interfaces)

Detailed and Complete Alternative Models

  1. LC717A30UJ-AH: Similar to LC717A10PJ-AH but with 30 touch sensing channels.
  2. LC717A50RJ-AH: Enhanced version with 50 touch sensing channels and advanced noise filtering capabilities.
  3. LC717A80QJ-AH: High-end model with 80 touch sensing channels and extended operating temperature range.

These alternative models offer increased touch sensing capabilities and additional features to cater to specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LC717A10PJ-AH i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LC717A10PJ-AH in technical solutions:

  1. Q: What is LC717A10PJ-AH? A: LC717A10PJ-AH is a capacitive touch sensor IC (Integrated Circuit) used for touch input applications.

  2. Q: What are the key features of LC717A10PJ-AH? A: Some key features include high sensitivity, low power consumption, noise immunity, and support for multi-touch functionality.

  3. Q: How does LC717A10PJ-AH work? A: LC717A10PJ-AH works by measuring changes in capacitance caused by touch inputs. It uses an internal oscillator to detect these changes and convert them into digital signals.

  4. Q: What are the typical applications of LC717A10PJ-AH? A: LC717A10PJ-AH is commonly used in various touch-sensitive applications such as smartphones, tablets, automotive infotainment systems, home appliances, and industrial control panels.

  5. Q: Can LC717A10PJ-AH support multi-touch functionality? A: Yes, LC717A10PJ-AH supports multi-touch functionality, allowing it to detect and track multiple touch points simultaneously.

  6. Q: Does LC717A10PJ-AH require any external components? A: Yes, LC717A10PJ-AH requires external capacitors and resistors for proper operation. The datasheet provides guidelines for selecting suitable components.

  7. Q: What is the operating voltage range of LC717A10PJ-AH? A: LC717A10PJ-AH operates within a voltage range of 1.65V to 3.6V.

  8. Q: Can LC717A10PJ-AH operate in harsh environments? A: LC717A10PJ-AH has good noise immunity and can operate reliably in various environments, including those with high humidity and temperature fluctuations.

  9. Q: Is LC717A10PJ-AH compatible with different touch panel materials? A: Yes, LC717A10PJ-AH is compatible with various touch panel materials such as glass, plastic, and metal.

  10. Q: Are there any evaluation boards or development kits available for LC717A10PJ-AH? A: Yes, ON Semiconductor provides evaluation boards and development kits that help in the prototyping and testing of LC717A10PJ-AH-based solutions.

Please note that these answers are general and may vary based on specific product documentation and application requirements.